26965040

素因数分解:

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

素因数の和:258

約数の個数: 80

約数和(自身を含む): 65995776

約数和(自身を除く): 39030736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 131, 155, 166, 248, 262, 310, 332, 415, 496, 524, 620, 655, 664, 830, 1048, 1240, 1310, 1328, 1660, 2096, 2480, 2573, 2620, 3320, 4061, 5146, 5240, 6640, 8122, 10292, 10480, 10873, 12865, 16244, 20305, 20584, 21746, 25730, 32488, 40610, 41168, 43492, 51460, 54365, 64976, 81220, 86984, 102920, 108730, 162440, 173968, 205840, 217460, 324880, 337063, 434920, 674126, 869840, 1348252, 1685315, 2696504, 3370630, 5393008, 6741260, 13482520, 26965040]

約数ペア:

[(1, 26965040), (2, 13482520), (4, 6741260), (5, 5393008), (8, 3370630), (10, 2696504), (16, 1685315), (20, 1348252), (31, 869840), (40, 674126), (62, 434920), (80, 337063), (83, 324880), (124, 217460), (131, 205840), (155, 173968), (166, 162440), (248, 108730), (262, 102920), (310, 86984), (332, 81220), (415, 64976), (496, 54365), (524, 51460), (620, 43492), (655, 41168), (664, 40610), (830, 32488), (1048, 25730), (1240, 21746), (1310, 20584), (1328, 20305), (1660, 16244), (2096, 12865), (2480, 10873), (2573, 10480), (2620, 10292), (3320, 8122), (4061, 6640), (5146, 5240)]