350545520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:271

約数の個数: 160

約数和(自身を含む): 923940864

約数和(自身を除く): 573395344

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 83, 104, 124, 130, 131, 155, 166, 208, 248, 260, 262, 310, 332, 403, 415, 496, 520, 524, 620, 655, 664, 806, 830, 1040, 1048, 1079, 1240, 1310, 1328, 1612, 1660, 1703, 2015, 2096, 2158, 2480, 2573, 2620, 3224, 3320, 3406, 4030, 4061, 4316, 5146, 5240, 5395, 6448, 6640, 6812, 8060, 8122, 8515, 8632, 10292, 10480, 10790, 10873, 12865, 13624, 16120, 16244, 17030, 17264, 20305, 20584, 21580, 21746, 25730, 27248, 32240, 32488, 33449, 34060, 40610, 41168, 43160, 43492, 51460, 52793, 54365, 64976, 66898, 68120, 81220, 86320, 86984, 102920, 105586, 108730, 133796, 136240, 141349, 162440, 167245, 173968, 205840, 211172, 217460, 263965, 267592, 282698, 324880, 334490, 337063, 422344, 434920, 527930, 535184, 565396, 668980, 674126, 706745, 844688, 869840, 1055860, 1130792, 1337960, 1348252, 1413490, 1685315, 2111720, 2261584, 2675920, 2696504, 2826980, 3370630, 4223440, 4381819, 5393008, 5653960, 6741260, 8763638, 11307920, 13482520, 17527276, 21909095, 26965040, 35054552, 43818190, 70109104, 87636380, 175272760, 350545520]

約数ペア:

[(1, 350545520), (2, 175272760), (4, 87636380), (5, 70109104), (8, 43818190), (10, 35054552), (13, 26965040), (16, 21909095), (20, 17527276), (26, 13482520), (31, 11307920), (40, 8763638), (52, 6741260), (62, 5653960), (65, 5393008), (80, 4381819), (83, 4223440), (104, 3370630), (124, 2826980), (130, 2696504), (131, 2675920), (155, 2261584), (166, 2111720), (208, 1685315), (248, 1413490), (260, 1348252), (262, 1337960), (310, 1130792), (332, 1055860), (403, 869840), (415, 844688), (496, 706745), (520, 674126), (524, 668980), (620, 565396), (655, 535184), (664, 527930), (806, 434920), (830, 422344), (1040, 337063), (1048, 334490), (1079, 324880), (1240, 282698), (1310, 267592), (1328, 263965), (1612, 217460), (1660, 211172), (1703, 205840), (2015, 173968), (2096, 167245), (2158, 162440), (2480, 141349), (2573, 136240), (2620, 133796), (3224, 108730), (3320, 105586), (3406, 102920), (4030, 86984), (4061, 86320), (4316, 81220), (5146, 68120), (5240, 66898), (5395, 64976), (6448, 54365), (6640, 52793), (6812, 51460), (8060, 43492), (8122, 43160), (8515, 41168), (8632, 40610), (10292, 34060), (10480, 33449), (10790, 32488), (10873, 32240), (12865, 27248), (13624, 25730), (16120, 21746), (16244, 21580), (17030, 20584), (17264, 20305)]