71698400

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 189831600

約数和(自身を除く): 118133200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 53, 76, 80, 89, 95, 100, 106, 152, 160, 178, 190, 200, 212, 265, 304, 356, 380, 400, 424, 445, 475, 530, 608, 712, 760, 800, 848, 890, 950, 1007, 1060, 1325, 1424, 1520, 1691, 1696, 1780, 1900, 2014, 2120, 2225, 2650, 2848, 3040, 3382, 3560, 3800, 4028, 4240, 4450, 4717, 5035, 5300, 6764, 7120, 7600, 8056, 8455, 8480, 8900, 9434, 10070, 10600, 13528, 14240, 15200, 16112, 16910, 17800, 18868, 20140, 21200, 23585, 25175, 27056, 32224, 33820, 35600, 37736, 40280, 42275, 42400, 47170, 50350, 54112, 67640, 71200, 75472, 80560, 84550, 89623, 94340, 100700, 117925, 135280, 150944, 161120, 169100, 179246, 188680, 201400, 235850, 270560, 338200, 358492, 377360, 402800, 448115, 471700, 676400, 716984, 754720, 805600, 896230, 943400, 1352800, 1433968, 1792460, 1886800, 2240575, 2867936, 3584920, 3773600, 4481150, 7169840, 8962300, 14339680, 17924600, 35849200, 71698400]

約数ペア:

[(1, 71698400), (2, 35849200), (4, 17924600), (5, 14339680), (8, 8962300), (10, 7169840), (16, 4481150), (19, 3773600), (20, 3584920), (25, 2867936), (32, 2240575), (38, 1886800), (40, 1792460), (50, 1433968), (53, 1352800), (76, 943400), (80, 896230), (89, 805600), (95, 754720), (100, 716984), (106, 676400), (152, 471700), (160, 448115), (178, 402800), (190, 377360), (200, 358492), (212, 338200), (265, 270560), (304, 235850), (356, 201400), (380, 188680), (400, 179246), (424, 169100), (445, 161120), (475, 150944), (530, 135280), (608, 117925), (712, 100700), (760, 94340), (800, 89623), (848, 84550), (890, 80560), (950, 75472), (1007, 71200), (1060, 67640), (1325, 54112), (1424, 50350), (1520, 47170), (1691, 42400), (1696, 42275), (1780, 40280), (1900, 37736), (2014, 35600), (2120, 33820), (2225, 32224), (2650, 27056), (2848, 25175), (3040, 23585), (3382, 21200), (3560, 20140), (3800, 18868), (4028, 17800), (4240, 16910), (4450, 16112), (4717, 15200), (5035, 14240), (5300, 13528), (6764, 10600), (7120, 10070), (7600, 9434), (8056, 8900), (8455, 8480)]