15709852275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{991}}^1$

素因数の和:1317

約数の個数: 96

約数和(自身を含む): 28518174720

約数和(自身を除く): 12808322445

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 195, 213, 229, 325, 355, 687, 923, 975, 991, 1065, 1145, 1775, 2769, 2973, 2977, 3435, 4615, 4955, 5325, 5725, 8931, 12883, 13845, 14865, 14885, 16259, 17175, 23075, 24775, 38649, 44655, 48777, 64415, 69225, 70361, 74325, 74425, 81295, 193245, 211083, 211367, 223275, 226939, 243885, 322075, 351805, 406475, 634101, 680817, 914693, 966225, 1055415, 1056835, 1134695, 1219425, 1759025, 2744079, 2950207, 3170505, 3404085, 4573465, 5277075, 5284175, 5673475, 8850621, 13720395, 14751035, 15852525, 16112669, 17020425, 22867325, 44253105, 48338007, 68601975, 73755175, 80563345, 209464697, 221265525, 241690035, 402816725, 628394091, 1047323485, 1208450175, 3141970455, 5236617425, 15709852275]

約数ペア:

[(1, 15709852275), (3, 5236617425), (5, 3141970455), (13, 1208450175), (15, 1047323485), (25, 628394091), (39, 402816725), (65, 241690035), (71, 221265525), (75, 209464697), (195, 80563345), (213, 73755175), (229, 68601975), (325, 48338007), (355, 44253105), (687, 22867325), (923, 17020425), (975, 16112669), (991, 15852525), (1065, 14751035), (1145, 13720395), (1775, 8850621), (2769, 5673475), (2973, 5284175), (2977, 5277075), (3435, 4573465), (4615, 3404085), (4955, 3170505), (5325, 2950207), (5725, 2744079), (8931, 1759025), (12883, 1219425), (13845, 1134695), (14865, 1056835), (14885, 1055415), (16259, 966225), (17175, 914693), (23075, 680817), (24775, 634101), (38649, 406475), (44655, 351805), (48777, 322075), (64415, 243885), (69225, 226939), (70361, 223275), (74325, 211367), (74425, 211083), (81295, 193245)]