15702515140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{313}}^1\times {\mathrm{1229}}^1$

素因数の和:1721

約数の個数: 96

約数和(自身を含む): 35881382880

約数和(自身を除く): 20178867740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 313, 314, 626, 628, 785, 1229, 1252, 1565, 1570, 2041, 2458, 3130, 3140, 4069, 4082, 4916, 6145, 6260, 8138, 8164, 10205, 12290, 15977, 16276, 20345, 20410, 24580, 31954, 40690, 40820, 49141, 63908, 79885, 81380, 98282, 159770, 192953, 196564, 245705, 319540, 384677, 385906, 491410, 638833, 769354, 771812, 964765, 982820, 1277666, 1538708, 1923385, 1929530, 2508389, 2555332, 3194165, 3846770, 3859060, 5000801, 5016778, 6388330, 7693540, 10001602, 10033556, 12541945, 12776660, 20003204, 25004005, 25083890, 50008010, 50167780, 60394289, 100016020, 120788578, 241577156, 301971445, 603942890, 785125757, 1207885780, 1570251514, 3140503028, 3925628785, 7851257570, 15702515140]

約数ペア:

[(1, 15702515140), (2, 7851257570), (4, 3925628785), (5, 3140503028), (10, 1570251514), (13, 1207885780), (20, 785125757), (26, 603942890), (52, 301971445), (65, 241577156), (130, 120788578), (157, 100016020), (260, 60394289), (313, 50167780), (314, 50008010), (626, 25083890), (628, 25004005), (785, 20003204), (1229, 12776660), (1252, 12541945), (1565, 10033556), (1570, 10001602), (2041, 7693540), (2458, 6388330), (3130, 5016778), (3140, 5000801), (4069, 3859060), (4082, 3846770), (4916, 3194165), (6145, 2555332), (6260, 2508389), (8138, 1929530), (8164, 1923385), (10205, 1538708), (12290, 1277666), (15977, 982820), (16276, 964765), (20345, 771812), (20410, 769354), (24580, 638833), (31954, 491410), (40690, 385906), (40820, 384677), (49141, 319540), (63908, 245705), (79885, 196564), (81380, 192953), (98282, 159770)]