2008664550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{62869}}^1$

素因数の和:62958

約数の個数: 72

約数和(自身を含む): 5472707760

約数和(自身を除く): 3464043210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 71, 75, 90, 142, 150, 213, 225, 355, 426, 450, 639, 710, 1065, 1278, 1775, 2130, 3195, 3550, 5325, 6390, 10650, 15975, 31950, 62869, 125738, 188607, 314345, 377214, 565821, 628690, 943035, 1131642, 1571725, 1886070, 2829105, 3143450, 4463699, 4715175, 5658210, 8927398, 9430350, 13391097, 14145525, 22318495, 26782194, 28291050, 40173291, 44636990, 66955485, 80346582, 111592475, 133910970, 200866455, 223184950, 334777425, 401732910, 669554850, 1004332275, 2008664550]

約数ペア:

[(1, 2008664550), (2, 1004332275), (3, 669554850), (5, 401732910), (6, 334777425), (9, 223184950), (10, 200866455), (15, 133910970), (18, 111592475), (25, 80346582), (30, 66955485), (45, 44636990), (50, 40173291), (71, 28291050), (75, 26782194), (90, 22318495), (142, 14145525), (150, 13391097), (213, 9430350), (225, 8927398), (355, 5658210), (426, 4715175), (450, 4463699), (639, 3143450), (710, 2829105), (1065, 1886070), (1278, 1571725), (1775, 1131642), (2130, 943035), (3195, 628690), (3550, 565821), (5325, 377214), (6390, 314345), (10650, 188607), (15975, 125738), (31950, 62869)]