61290100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 145490688

約数和(自身を除く): 84200588

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, 1163, 1550, 1700, 2108, 2326, 2635, 3100, 4652, 5270, 5815, 10540, 11630, 13175, 19771, 23260, 26350, 29075, 36053, 39542, 52700, 58150, 72106, 79084, 98855, 116300, 144212, 180265, 197710, 360530, 395420, 494275, 612901, 721060, 901325, 988550, 1225802, 1802650, 1977100, 2451604, 3064505, 3605300, 6129010, 12258020, 15322525, 30645050, 61290100]

約数ペア:

[(1, 61290100), (2, 30645050), (4, 15322525), (5, 12258020), (10, 6129010), (17, 3605300), (20, 3064505), (25, 2451604), (31, 1977100), (34, 1802650), (50, 1225802), (62, 988550), (68, 901325), (85, 721060), (100, 612901), (124, 494275), (155, 395420), (170, 360530), (310, 197710), (340, 180265), (425, 144212), (527, 116300), (620, 98855), (775, 79084), (850, 72106), (1054, 58150), (1163, 52700), (1550, 39542), (1700, 36053), (2108, 29075), (2326, 26350), (2635, 23260), (3100, 19771), (4652, 13175), (5270, 11630), (5815, 10540)]