90802100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1785

約数の個数: 72

約数和(自身を含む): 215486208

約数和(自身を除く): 124684108

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 100, 124, 155, 170, 310, 340, 425, 527, 620, 775, 850, 1054, 1550, 1700, 1723, 2108, 2635, 3100, 3446, 5270, 6892, 8615, 10540, 13175, 17230, 26350, 29291, 34460, 43075, 52700, 53413, 58582, 86150, 106826, 117164, 146455, 172300, 213652, 267065, 292910, 534130, 585820, 732275, 908021, 1068260, 1335325, 1464550, 1816042, 2670650, 2929100, 3632084, 4540105, 5341300, 9080210, 18160420, 22700525, 45401050, 90802100]

約数ペア:

[(1, 90802100), (2, 45401050), (4, 22700525), (5, 18160420), (10, 9080210), (17, 5341300), (20, 4540105), (25, 3632084), (31, 2929100), (34, 2670650), (50, 1816042), (62, 1464550), (68, 1335325), (85, 1068260), (100, 908021), (124, 732275), (155, 585820), (170, 534130), (310, 292910), (340, 267065), (425, 213652), (527, 172300), (620, 146455), (775, 117164), (850, 106826), (1054, 86150), (1550, 58582), (1700, 53413), (1723, 52700), (2108, 43075), (2635, 34460), (3100, 29291), (3446, 26350), (5270, 17230), (6892, 13175), (8615, 10540)]