64200448

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 140103936

約数和(自身を除く): 75903488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 101, 104, 128, 191, 202, 208, 256, 382, 404, 416, 764, 808, 832, 1313, 1528, 1616, 1664, 2483, 2626, 3056, 3232, 3328, 4966, 5252, 6112, 6464, 9932, 10504, 12224, 12928, 19291, 19864, 21008, 24448, 25856, 38582, 39728, 42016, 48896, 77164, 79456, 84032, 154328, 158912, 168064, 250783, 308656, 317824, 336128, 501566, 617312, 635648, 1003132, 1234624, 2006264, 2469248, 4012528, 4938496, 8025056, 16050112, 32100224, 64200448]

約数ペア:

[(1, 64200448), (2, 32100224), (4, 16050112), (8, 8025056), (13, 4938496), (16, 4012528), (26, 2469248), (32, 2006264), (52, 1234624), (64, 1003132), (101, 635648), (104, 617312), (128, 501566), (191, 336128), (202, 317824), (208, 308656), (256, 250783), (382, 168064), (404, 158912), (416, 154328), (764, 84032), (808, 79456), (832, 77164), (1313, 48896), (1528, 42016), (1616, 39728), (1664, 38582), (2483, 25856), (2626, 24448), (3056, 21008), (3232, 19864), (3328, 19291), (4966, 12928), (5252, 12224), (6112, 10504), (6464, 9932)]