78397875

素因数分解:

$3^5\times 5^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 96

約数和(自身を含む): 153316800

約数和(自身を除く): 74918925

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 89, 125, 135, 145, 225, 243, 261, 267, 375, 405, 435, 445, 675, 725, 783, 801, 1125, 1215, 1305, 1335, 2025, 2175, 2225, 2349, 2403, 2581, 3375, 3625, 3915, 4005, 6075, 6525, 6675, 7047, 7209, 7743, 10125, 10875, 11125, 11745, 12015, 12905, 19575, 20025, 21627, 23229, 30375, 32625, 33375, 35235, 36045, 38715, 58725, 60075, 64525, 69687, 97875, 100125, 108135, 116145, 176175, 180225, 193575, 209061, 293625, 300375, 322625, 348435, 540675, 580725, 627183, 880875, 901125, 967875, 1045305, 1742175, 2703375, 2903625, 3135915, 5226525, 8710875, 15679575, 26132625, 78397875]

約数ペア:

[(1, 78397875), (3, 26132625), (5, 15679575), (9, 8710875), (15, 5226525), (25, 3135915), (27, 2903625), (29, 2703375), (45, 1742175), (75, 1045305), (81, 967875), (87, 901125), (89, 880875), (125, 627183), (135, 580725), (145, 540675), (225, 348435), (243, 322625), (261, 300375), (267, 293625), (375, 209061), (405, 193575), (435, 180225), (445, 176175), (675, 116145), (725, 108135), (783, 100125), (801, 97875), (1125, 69687), (1215, 64525), (1305, 60075), (1335, 58725), (2025, 38715), (2175, 36045), (2225, 35235), (2349, 33375), (2403, 32625), (2581, 30375), (3375, 23229), (3625, 21627), (3915, 20025), (4005, 19575), (6075, 12905), (6525, 12015), (6675, 11745), (7047, 11125), (7209, 10875), (7743, 10125)]