42161984

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:391

約数の個数: 56

約数和(自身を含む): 87782400

約数和(自身を除く): 45620416

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 158, 248, 269, 316, 496, 538, 632, 992, 1076, 1264, 1984, 2152, 2449, 2528, 4304, 4898, 5056, 8339, 8608, 9796, 16678, 17216, 19592, 21251, 33356, 39184, 42502, 66712, 78368, 85004, 133424, 156736, 170008, 266848, 340016, 533696, 658781, 680032, 1317562, 1360064, 2635124, 5270248, 10540496, 21080992, 42161984]

約数ペア:

[(1, 42161984), (2, 21080992), (4, 10540496), (8, 5270248), (16, 2635124), (31, 1360064), (32, 1317562), (62, 680032), (64, 658781), (79, 533696), (124, 340016), (158, 266848), (248, 170008), (269, 156736), (316, 133424), (496, 85004), (538, 78368), (632, 66712), (992, 42502), (1076, 39184), (1264, 33356), (1984, 21251), (2152, 19592), (2449, 17216), (2528, 16678), (4304, 9796), (4898, 8608), (5056, 8339)]