8446880

素因数分解:

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

素因数の和:190

約数の個数: 96

約数和(自身を含む): 22353408

約数和(自身を除く): 13906528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 131, 155, 160, 208, 248, 260, 262, 310, 403, 416, 496, 520, 524, 620, 655, 806, 992, 1040, 1048, 1240, 1310, 1612, 1703, 2015, 2080, 2096, 2480, 2620, 3224, 3406, 4030, 4061, 4192, 4960, 5240, 6448, 6812, 8060, 8122, 8515, 10480, 12896, 13624, 16120, 16244, 17030, 20305, 20960, 27248, 32240, 32488, 34060, 40610, 52793, 54496, 64480, 64976, 68120, 81220, 105586, 129952, 136240, 162440, 211172, 263965, 272480, 324880, 422344, 527930, 649760, 844688, 1055860, 1689376, 2111720, 4223440, 8446880]

約数ペア:

[(1, 8446880), (2, 4223440), (4, 2111720), (5, 1689376), (8, 1055860), (10, 844688), (13, 649760), (16, 527930), (20, 422344), (26, 324880), (31, 272480), (32, 263965), (40, 211172), (52, 162440), (62, 136240), (65, 129952), (80, 105586), (104, 81220), (124, 68120), (130, 64976), (131, 64480), (155, 54496), (160, 52793), (208, 40610), (248, 34060), (260, 32488), (262, 32240), (310, 27248), (403, 20960), (416, 20305), (496, 17030), (520, 16244), (524, 16120), (620, 13624), (655, 12896), (806, 10480), (992, 8515), (1040, 8122), (1048, 8060), (1240, 6812), (1310, 6448), (1612, 5240), (1703, 4960), (2015, 4192), (2080, 4061), (2096, 4030), (2480, 3406), (2620, 3224)]