25796680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:423

約数の個数: 128

約数和(自身を含む): 75398400

約数和(自身を除く): 49601720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 373, 380, 455, 494, 520, 532, 665, 728, 746, 760, 910, 988, 1064, 1235, 1330, 1492, 1729, 1820, 1865, 1976, 2470, 2611, 2660, 2984, 3458, 3640, 3730, 4849, 4940, 5222, 5320, 6916, 7087, 7460, 8645, 9698, 9880, 10444, 13055, 13832, 14174, 14920, 17290, 19396, 20888, 24245, 26110, 28348, 33943, 34580, 35435, 38792, 48490, 49609, 52220, 56696, 67886, 69160, 70870, 92131, 96980, 99218, 104440, 135772, 141740, 169715, 184262, 193960, 198436, 248045, 271544, 283480, 339430, 368524, 396872, 460655, 496090, 644917, 678860, 737048, 921310, 992180, 1289834, 1357720, 1842620, 1984360, 2579668, 3224585, 3685240, 5159336, 6449170, 12898340, 25796680]

約数ペア:

[(1, 25796680), (2, 12898340), (4, 6449170), (5, 5159336), (7, 3685240), (8, 3224585), (10, 2579668), (13, 1984360), (14, 1842620), (19, 1357720), (20, 1289834), (26, 992180), (28, 921310), (35, 737048), (38, 678860), (40, 644917), (52, 496090), (56, 460655), (65, 396872), (70, 368524), (76, 339430), (91, 283480), (95, 271544), (104, 248045), (130, 198436), (133, 193960), (140, 184262), (152, 169715), (182, 141740), (190, 135772), (247, 104440), (260, 99218), (266, 96980), (280, 92131), (364, 70870), (373, 69160), (380, 67886), (455, 56696), (494, 52220), (520, 49609), (532, 48490), (665, 38792), (728, 35435), (746, 34580), (760, 33943), (910, 28348), (988, 26110), (1064, 24245), (1235, 20888), (1330, 19396), (1492, 17290), (1729, 14920), (1820, 14174), (1865, 13832), (1976, 13055), (2470, 10444), (2611, 9880), (2660, 9698), (2984, 8645), (3458, 7460), (3640, 7087), (3730, 6916), (4849, 5320), (4940, 5222)]