20450100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6197}}^1$

素因数の和:6225

約数の個数: 72

約数和(自身を含む): 64558368

約数和(自身を除く): 44108268

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 6197, 12394, 18591, 24788, 30985, 37182, 61970, 68167, 74364, 92955, 123940, 136334, 154925, 185910, 204501, 272668, 309850, 340835, 371820, 409002, 464775, 619700, 681670, 818004, 929550, 1022505, 1363340, 1704175, 1859100, 2045010, 3408350, 4090020, 5112525, 6816700, 10225050, 20450100]

約数ペア:

[(1, 20450100), (2, 10225050), (3, 6816700), (4, 5112525), (5, 4090020), (6, 3408350), (10, 2045010), (11, 1859100), (12, 1704175), (15, 1363340), (20, 1022505), (22, 929550), (25, 818004), (30, 681670), (33, 619700), (44, 464775), (50, 409002), (55, 371820), (60, 340835), (66, 309850), (75, 272668), (100, 204501), (110, 185910), (132, 154925), (150, 136334), (165, 123940), (220, 92955), (275, 74364), (300, 68167), (330, 61970), (550, 37182), (660, 30985), (825, 24788), (1100, 18591), (1650, 12394), (3300, 6197)]