25399920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1163}}^1$

素因数の和:1199

約数の個数: 160

約数和(自身を含む): 96993792

約数和(自身を除く): 71593872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1163, 1365, 1456, 1560, 1680, 1820, 2184, 2326, 2730, 3120, 3489, 3640, 4368, 4652, 5460, 5815, 6978, 7280, 8141, 9304, 10920, 11630, 13956, 15119, 16282, 17445, 18608, 21840, 23260, 24423, 27912, 30238, 32564, 34890, 40705, 45357, 46520, 48846, 55824, 60476, 65128, 69780, 75595, 81410, 90714, 93040, 97692, 105833, 120952, 122115, 130256, 139560, 151190, 162820, 181428, 195384, 211666, 226785, 241904, 244230, 279120, 302380, 317499, 325640, 362856, 390768, 423332, 453570, 488460, 529165, 604760, 634998, 651280, 725712, 846664, 907140, 976920, 1058330, 1209520, 1269996, 1587495, 1693328, 1814280, 1953840, 2116660, 2539992, 3174990, 3628560, 4233320, 5079984, 6349980, 8466640, 12699960, 25399920]

約数ペア:

[(1, 25399920), (2, 12699960), (3, 8466640), (4, 6349980), (5, 5079984), (6, 4233320), (7, 3628560), (8, 3174990), (10, 2539992), (12, 2116660), (13, 1953840), (14, 1814280), (15, 1693328), (16, 1587495), (20, 1269996), (21, 1209520), (24, 1058330), (26, 976920), (28, 907140), (30, 846664), (35, 725712), (39, 651280), (40, 634998), (42, 604760), (48, 529165), (52, 488460), (56, 453570), (60, 423332), (65, 390768), (70, 362856), (78, 325640), (80, 317499), (84, 302380), (91, 279120), (104, 244230), (105, 241904), (112, 226785), (120, 211666), (130, 195384), (140, 181428), (156, 162820), (168, 151190), (182, 139560), (195, 130256), (208, 122115), (210, 120952), (240, 105833), (260, 97692), (273, 93040), (280, 90714), (312, 81410), (336, 75595), (364, 69780), (390, 65128), (420, 60476), (455, 55824), (520, 48846), (546, 46520), (560, 45357), (624, 40705), (728, 34890), (780, 32564), (840, 30238), (910, 27912), (1040, 24423), (1092, 23260), (1163, 21840), (1365, 18608), (1456, 17445), (1560, 16282), (1680, 15119), (1820, 13956), (2184, 11630), (2326, 10920), (2730, 9304), (3120, 8141), (3489, 7280), (3640, 6978), (4368, 5815), (4652, 5460)]