30387500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:70

約数の個数: 144

約数和(自身を含む): 82682208

約数和(自身を除く): 52294708

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 25, 26, 34, 44, 50, 52, 55, 65, 68, 85, 100, 110, 125, 130, 143, 170, 187, 220, 221, 250, 260, 275, 286, 325, 340, 374, 425, 442, 500, 550, 572, 625, 650, 715, 748, 850, 884, 935, 1100, 1105, 1250, 1300, 1375, 1430, 1625, 1700, 1870, 2125, 2210, 2431, 2500, 2750, 2860, 3125, 3250, 3575, 3740, 4250, 4420, 4675, 4862, 5500, 5525, 6250, 6500, 6875, 7150, 8125, 8500, 9350, 9724, 10625, 11050, 12155, 12500, 13750, 14300, 16250, 17875, 18700, 21250, 22100, 23375, 24310, 27500, 27625, 32500, 34375, 35750, 40625, 42500, 46750, 48620, 53125, 55250, 60775, 68750, 71500, 81250, 89375, 93500, 106250, 110500, 116875, 121550, 137500, 138125, 162500, 178750, 212500, 233750, 243100, 276250, 303875, 357500, 446875, 467500, 552500, 584375, 607750, 690625, 893750, 1168750, 1215500, 1381250, 1519375, 1787500, 2337500, 2762500, 3038750, 6077500, 7596875, 15193750, 30387500]

約数ペア:

[(1, 30387500), (2, 15193750), (4, 7596875), (5, 6077500), (10, 3038750), (11, 2762500), (13, 2337500), (17, 1787500), (20, 1519375), (22, 1381250), (25, 1215500), (26, 1168750), (34, 893750), (44, 690625), (50, 607750), (52, 584375), (55, 552500), (65, 467500), (68, 446875), (85, 357500), (100, 303875), (110, 276250), (125, 243100), (130, 233750), (143, 212500), (170, 178750), (187, 162500), (220, 138125), (221, 137500), (250, 121550), (260, 116875), (275, 110500), (286, 106250), (325, 93500), (340, 89375), (374, 81250), (425, 71500), (442, 68750), (500, 60775), (550, 55250), (572, 53125), (625, 48620), (650, 46750), (715, 42500), (748, 40625), (850, 35750), (884, 34375), (935, 32500), (1100, 27625), (1105, 27500), (1250, 24310), (1300, 23375), (1375, 22100), (1430, 21250), (1625, 18700), (1700, 17875), (1870, 16250), (2125, 14300), (2210, 13750), (2431, 12500), (2500, 12155), (2750, 11050), (2860, 10625), (3125, 9724), (3250, 9350), (3575, 8500), (3740, 8125), (4250, 7150), (4420, 6875), (4675, 6500), (4862, 6250), (5500, 5525)]