80142750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:440

約数の個数: 128

約数和(自身を含む): 230031360

約数和(自身を除く): 149888610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 31, 45, 50, 54, 62, 75, 90, 93, 125, 135, 150, 155, 186, 225, 250, 270, 279, 310, 375, 383, 450, 465, 558, 675, 750, 766, 775, 837, 930, 1125, 1149, 1350, 1395, 1550, 1674, 1915, 2250, 2298, 2325, 2790, 3375, 3447, 3830, 3875, 4185, 4650, 5745, 6750, 6894, 6975, 7750, 8370, 9575, 10341, 11490, 11625, 11873, 13950, 17235, 19150, 20682, 20925, 23250, 23746, 28725, 34470, 34875, 35619, 41850, 47875, 51705, 57450, 59365, 69750, 71238, 86175, 95750, 103410, 104625, 106857, 118730, 143625, 172350, 178095, 209250, 213714, 258525, 287250, 296825, 320571, 356190, 430875, 517050, 534285, 593650, 641142, 861750, 890475, 1068570, 1292625, 1484125, 1602855, 1780950, 2585250, 2671425, 2968250, 3205710, 4452375, 5342850, 8014275, 8904750, 13357125, 16028550, 26714250, 40071375, 80142750]

約数ペア:

[(1, 80142750), (2, 40071375), (3, 26714250), (5, 16028550), (6, 13357125), (9, 8904750), (10, 8014275), (15, 5342850), (18, 4452375), (25, 3205710), (27, 2968250), (30, 2671425), (31, 2585250), (45, 1780950), (50, 1602855), (54, 1484125), (62, 1292625), (75, 1068570), (90, 890475), (93, 861750), (125, 641142), (135, 593650), (150, 534285), (155, 517050), (186, 430875), (225, 356190), (250, 320571), (270, 296825), (279, 287250), (310, 258525), (375, 213714), (383, 209250), (450, 178095), (465, 172350), (558, 143625), (675, 118730), (750, 106857), (766, 104625), (775, 103410), (837, 95750), (930, 86175), (1125, 71238), (1149, 69750), (1350, 59365), (1395, 57450), (1550, 51705), (1674, 47875), (1915, 41850), (2250, 35619), (2298, 34875), (2325, 34470), (2790, 28725), (3375, 23746), (3447, 23250), (3830, 20925), (3875, 20682), (4185, 19150), (4650, 17235), (5745, 13950), (6750, 11873), (6894, 11625), (6975, 11490), (7750, 10341), (8370, 9575)]