42715520

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2153}}^1$

素因数の和:2203

約数の個数: 64

約数和(自身を含む): 105459840

約数和(自身を除く): 62744320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2153, 2480, 3968, 4306, 4960, 8612, 9920, 10765, 17224, 19840, 21530, 34448, 43060, 66743, 68896, 86120, 133486, 137792, 172240, 266972, 275584, 333715, 344480, 533944, 667430, 688960, 1067888, 1334860, 1377920, 2135776, 2669720, 4271552, 5339440, 8543104, 10678880, 21357760, 42715520]

約数ペア:

[(1, 42715520), (2, 21357760), (4, 10678880), (5, 8543104), (8, 5339440), (10, 4271552), (16, 2669720), (20, 2135776), (31, 1377920), (32, 1334860), (40, 1067888), (62, 688960), (64, 667430), (80, 533944), (124, 344480), (128, 333715), (155, 275584), (160, 266972), (248, 172240), (310, 137792), (320, 133486), (496, 86120), (620, 68896), (640, 66743), (992, 43060), (1240, 34448), (1984, 21530), (2153, 19840), (2480, 17224), (3968, 10765), (4306, 9920), (4960, 8612)]