40291875

素因数分解:

$3^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:87

約数の個数: 120

約数和(自身を含む): 85285200

約数和(自身を除く): 44993325

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 29, 39, 45, 57, 65, 75, 87, 95, 117, 125, 145, 171, 195, 225, 247, 261, 285, 325, 375, 377, 435, 475, 551, 585, 625, 725, 741, 855, 975, 1125, 1131, 1235, 1305, 1425, 1625, 1653, 1875, 1885, 2175, 2223, 2375, 2755, 2925, 3393, 3625, 3705, 4275, 4875, 4959, 5625, 5655, 6175, 6525, 7125, 7163, 8125, 8265, 9425, 10875, 11115, 11875, 13775, 14625, 16965, 18125, 18525, 21375, 21489, 24375, 24795, 28275, 30875, 32625, 35625, 35815, 41325, 47125, 54375, 55575, 64467, 68875, 73125, 84825, 92625, 106875, 107445, 123975, 141375, 154375, 163125, 179075, 206625, 235625, 277875, 322335, 344375, 424125, 463125, 537225, 619875, 706875, 895375, 1033125, 1389375, 1611675, 2120625, 2686125, 3099375, 4476875, 8058375, 13430625, 40291875]

約数ペア:

[(1, 40291875), (3, 13430625), (5, 8058375), (9, 4476875), (13, 3099375), (15, 2686125), (19, 2120625), (25, 1611675), (29, 1389375), (39, 1033125), (45, 895375), (57, 706875), (65, 619875), (75, 537225), (87, 463125), (95, 424125), (117, 344375), (125, 322335), (145, 277875), (171, 235625), (195, 206625), (225, 179075), (247, 163125), (261, 154375), (285, 141375), (325, 123975), (375, 107445), (377, 106875), (435, 92625), (475, 84825), (551, 73125), (585, 68875), (625, 64467), (725, 55575), (741, 54375), (855, 47125), (975, 41325), (1125, 35815), (1131, 35625), (1235, 32625), (1305, 30875), (1425, 28275), (1625, 24795), (1653, 24375), (1875, 21489), (1885, 21375), (2175, 18525), (2223, 18125), (2375, 16965), (2755, 14625), (2925, 13775), (3393, 11875), (3625, 11115), (3705, 10875), (4275, 9425), (4875, 8265), (4959, 8125), (5625, 7163), (5655, 7125), (6175, 6525)]