2017757625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:396

約数の個数: 128

約数和(自身を含む): 3883396608

約数和(自身を除く): 1865638983

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 97, 125, 195, 221, 251, 255, 291, 325, 375, 425, 485, 663, 753, 975, 1105, 1255, 1261, 1275, 1455, 1625, 1649, 2125, 2425, 3263, 3315, 3765, 3783, 4267, 4875, 4947, 5525, 6275, 6305, 6375, 7275, 8245, 9789, 12125, 12801, 16315, 16575, 18825, 18915, 21335, 21437, 24347, 24735, 27625, 31375, 31525, 36375, 41225, 48945, 55471, 64005, 64311, 73041, 81575, 82875, 94125, 94575, 106675, 107185, 121735, 123675, 157625, 166413, 206125, 244725, 277355, 316511, 320025, 321555, 365205, 407875, 413899, 472875, 533375, 535925, 608675, 618375, 832065, 949533, 1223625, 1241697, 1386775, 1582555, 1600125, 1607775, 1826025, 2069495, 2679625, 3043375, 4160325, 4747665, 5380687, 6208485, 6933875, 7912775, 8038875, 9130125, 10347475, 16142061, 20801625, 23738325, 26903435, 31042425, 39563875, 51737375, 80710305, 118691625, 134517175, 155212125, 403551525, 672585875, 2017757625]

約数ペア:

[(1, 2017757625), (3, 672585875), (5, 403551525), (13, 155212125), (15, 134517175), (17, 118691625), (25, 80710305), (39, 51737375), (51, 39563875), (65, 31042425), (75, 26903435), (85, 23738325), (97, 20801625), (125, 16142061), (195, 10347475), (221, 9130125), (251, 8038875), (255, 7912775), (291, 6933875), (325, 6208485), (375, 5380687), (425, 4747665), (485, 4160325), (663, 3043375), (753, 2679625), (975, 2069495), (1105, 1826025), (1255, 1607775), (1261, 1600125), (1275, 1582555), (1455, 1386775), (1625, 1241697), (1649, 1223625), (2125, 949533), (2425, 832065), (3263, 618375), (3315, 608675), (3765, 535925), (3783, 533375), (4267, 472875), (4875, 413899), (4947, 407875), (5525, 365205), (6275, 321555), (6305, 320025), (6375, 316511), (7275, 277355), (8245, 244725), (9789, 206125), (12125, 166413), (12801, 157625), (16315, 123675), (16575, 121735), (18825, 107185), (18915, 106675), (21335, 94575), (21437, 94125), (24347, 82875), (24735, 81575), (27625, 73041), (31375, 64311), (31525, 64005), (36375, 55471), (41225, 48945)]