40004950

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 77137920

約数和(自身を除く): 37132970

約数列:

[1, 2, 5, 10, 25, 50, 59, 71, 118, 142, 191, 295, 355, 382, 590, 710, 955, 1475, 1775, 1910, 2950, 3550, 4189, 4775, 8378, 9550, 11269, 13561, 20945, 22538, 27122, 41890, 56345, 67805, 104725, 112690, 135610, 209450, 281725, 339025, 563450, 678050, 800099, 1600198, 4000495, 8000990, 20002475, 40004950]

約数ペア:

[(1, 40004950), (2, 20002475), (5, 8000990), (10, 4000495), (25, 1600198), (50, 800099), (59, 678050), (71, 563450), (118, 339025), (142, 281725), (191, 209450), (295, 135610), (355, 112690), (382, 104725), (590, 67805), (710, 56345), (955, 41890), (1475, 27122), (1775, 22538), (1910, 20945), (2950, 13561), (3550, 11269), (4189, 9550), (4775, 8378)]