40287375

素因数分解:

$3^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:223

約数の個数: 80

約数和(自身を含む): 78826176

約数和(自身を除く): 38538801

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 81, 115, 125, 135, 173, 207, 225, 345, 375, 405, 519, 575, 621, 675, 865, 1035, 1125, 1557, 1725, 1863, 2025, 2595, 2875, 3105, 3375, 3979, 4325, 4671, 5175, 7785, 8625, 9315, 10125, 11937, 12975, 14013, 15525, 19895, 21625, 23355, 25875, 35811, 38925, 46575, 59685, 64875, 70065, 77625, 99475, 107433, 116775, 179055, 194625, 232875, 298425, 322299, 350325, 497375, 537165, 583875, 895275, 1492125, 1611495, 1751625, 2685825, 4476375, 8057475, 13429125, 40287375]

約数ペア:

[(1, 40287375), (3, 13429125), (5, 8057475), (9, 4476375), (15, 2685825), (23, 1751625), (25, 1611495), (27, 1492125), (45, 895275), (69, 583875), (75, 537165), (81, 497375), (115, 350325), (125, 322299), (135, 298425), (173, 232875), (207, 194625), (225, 179055), (345, 116775), (375, 107433), (405, 99475), (519, 77625), (575, 70065), (621, 64875), (675, 59685), (865, 46575), (1035, 38925), (1125, 35811), (1557, 25875), (1725, 23355), (1863, 21625), (2025, 19895), (2595, 15525), (2875, 14013), (3105, 12975), (3375, 11937), (3979, 10125), (4325, 9315), (4671, 8625), (5175, 7785)]