67762500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 214361280

約数和(自身を除く): 146598780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 139, 150, 156, 195, 250, 260, 278, 300, 325, 375, 390, 417, 500, 556, 625, 650, 695, 750, 780, 834, 975, 1250, 1300, 1390, 1500, 1625, 1668, 1807, 1875, 1950, 2085, 2500, 2780, 3125, 3250, 3475, 3614, 3750, 3900, 4170, 4875, 5421, 6250, 6500, 6950, 7228, 7500, 8125, 8340, 9035, 9375, 9750, 10425, 10842, 12500, 13900, 16250, 17375, 18070, 18750, 19500, 20850, 21684, 24375, 27105, 32500, 34750, 36140, 37500, 40625, 41700, 45175, 48750, 52125, 54210, 69500, 81250, 86875, 90350, 97500, 104250, 108420, 121875, 135525, 162500, 173750, 180700, 208500, 225875, 243750, 260625, 271050, 347500, 434375, 451750, 487500, 521250, 542100, 677625, 868750, 903500, 1042500, 1129375, 1303125, 1355250, 1737500, 2258750, 2606250, 2710500, 3388125, 4517500, 5212500, 5646875, 6776250, 11293750, 13552500, 16940625, 22587500, 33881250, 67762500]

約数ペア:

[(1, 67762500), (2, 33881250), (3, 22587500), (4, 16940625), (5, 13552500), (6, 11293750), (10, 6776250), (12, 5646875), (13, 5212500), (15, 4517500), (20, 3388125), (25, 2710500), (26, 2606250), (30, 2258750), (39, 1737500), (50, 1355250), (52, 1303125), (60, 1129375), (65, 1042500), (75, 903500), (78, 868750), (100, 677625), (125, 542100), (130, 521250), (139, 487500), (150, 451750), (156, 434375), (195, 347500), (250, 271050), (260, 260625), (278, 243750), (300, 225875), (325, 208500), (375, 180700), (390, 173750), (417, 162500), (500, 135525), (556, 121875), (625, 108420), (650, 104250), (695, 97500), (750, 90350), (780, 86875), (834, 81250), (975, 69500), (1250, 54210), (1300, 52125), (1390, 48750), (1500, 45175), (1625, 41700), (1668, 40625), (1807, 37500), (1875, 36140), (1950, 34750), (2085, 32500), (2500, 27105), (2780, 24375), (3125, 21684), (3250, 20850), (3475, 19500), (3614, 18750), (3750, 18070), (3900, 17375), (4170, 16250), (4875, 13900), (5421, 12500), (6250, 10842), (6500, 10425), (6950, 9750), (7228, 9375), (7500, 9035), (8125, 8340)]