100100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1$

素因数の和:45

約数の個数: 72

約数和(自身を含む): 291648

約数和(自身を除く): 191548

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 91, 100, 110, 130, 140, 143, 154, 175, 182, 220, 260, 275, 286, 308, 325, 350, 364, 385, 455, 550, 572, 650, 700, 715, 770, 910, 1001, 1100, 1300, 1430, 1540, 1820, 1925, 2002, 2275, 2860, 3575, 3850, 4004, 4550, 5005, 7150, 7700, 9100, 10010, 14300, 20020, 25025, 50050, 100100]

約数ペア:

[(1, 100100), (2, 50050), (4, 25025), (5, 20020), (7, 14300), (10, 10010), (11, 9100), (13, 7700), (14, 7150), (20, 5005), (22, 4550), (25, 4004), (26, 3850), (28, 3575), (35, 2860), (44, 2275), (50, 2002), (52, 1925), (55, 1820), (65, 1540), (70, 1430), (77, 1300), (91, 1100), (100, 1001), (110, 910), (130, 770), (140, 715), (143, 700), (154, 650), (175, 572), (182, 550), (220, 455), (260, 385), (275, 364), (286, 350), (308, 325)]