15705531075

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1\times {\mathrm{619}}^1$

素因数の和:1189

約数の個数: 96

約数和(自身を含む): 28595669760

約数和(自身を除く): 12890138685

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 65, 75, 159, 195, 265, 325, 491, 619, 689, 795, 975, 1325, 1473, 1857, 2067, 2455, 3095, 3445, 3975, 6383, 7365, 8047, 9285, 10335, 12275, 15475, 17225, 19149, 24141, 26023, 31915, 32807, 36825, 40235, 46425, 51675, 78069, 95745, 98421, 120705, 130115, 159575, 164035, 201175, 303929, 338299, 390345, 426491, 478725, 492105, 603525, 650575, 820175, 911787, 1014897, 1279473, 1519645, 1691495, 1951725, 2132455, 2460525, 3951077, 4558935, 5074485, 6397365, 7598225, 8457475, 10662275, 11853231, 16108237, 19755385, 22794675, 25372425, 31986825, 48324711, 59266155, 80541185, 98776925, 209407081, 241623555, 296330775, 402705925, 628221243, 1047035405, 1208117775, 3141106215, 5235177025, 15705531075]

約数ペア:

[(1, 15705531075), (3, 5235177025), (5, 3141106215), (13, 1208117775), (15, 1047035405), (25, 628221243), (39, 402705925), (53, 296330775), (65, 241623555), (75, 209407081), (159, 98776925), (195, 80541185), (265, 59266155), (325, 48324711), (491, 31986825), (619, 25372425), (689, 22794675), (795, 19755385), (975, 16108237), (1325, 11853231), (1473, 10662275), (1857, 8457475), (2067, 7598225), (2455, 6397365), (3095, 5074485), (3445, 4558935), (3975, 3951077), (6383, 2460525), (7365, 2132455), (8047, 1951725), (9285, 1691495), (10335, 1519645), (12275, 1279473), (15475, 1014897), (17225, 911787), (19149, 820175), (24141, 650575), (26023, 603525), (31915, 492105), (32807, 478725), (36825, 426491), (40235, 390345), (46425, 338299), (51675, 303929), (78069, 201175), (95745, 164035), (98421, 159575), (120705, 130115)]