20013302800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{3301}}^1$

素因数の和:4001

約数の個数: 120

約数和(自身を含む): 50263836480

約数和(自身を除く): 30250533680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 659, 920, 1150, 1318, 1840, 2300, 2636, 3295, 3301, 4600, 5272, 6590, 6602, 9200, 10544, 13180, 13204, 15157, 16475, 16505, 26360, 26408, 30314, 32950, 33010, 52720, 52816, 60628, 65900, 66020, 75785, 75923, 82525, 121256, 131800, 132040, 151570, 151846, 165050, 242512, 263600, 264080, 303140, 303692, 330100, 378925, 379615, 606280, 607384, 660200, 757850, 759230, 1212560, 1214768, 1320400, 1515700, 1518460, 1898075, 2175359, 3031400, 3036920, 3796150, 4350718, 6062800, 6073840, 7592300, 8701436, 10876795, 15184600, 17402872, 21753590, 30369200, 34805744, 43507180, 50033257, 54383975, 87014360, 100066514, 108767950, 174028720, 200133028, 217535900, 250166285, 400266056, 435071800, 500332570, 800532112, 870143600, 1000665140, 1250831425, 2001330280, 2501662850, 4002660560, 5003325700, 10006651400, 20013302800]

約数ペア:

[(1, 20013302800), (2, 10006651400), (4, 5003325700), (5, 4002660560), (8, 2501662850), (10, 2001330280), (16, 1250831425), (20, 1000665140), (23, 870143600), (25, 800532112), (40, 500332570), (46, 435071800), (50, 400266056), (80, 250166285), (92, 217535900), (100, 200133028), (115, 174028720), (184, 108767950), (200, 100066514), (230, 87014360), (368, 54383975), (400, 50033257), (460, 43507180), (575, 34805744), (659, 30369200), (920, 21753590), (1150, 17402872), (1318, 15184600), (1840, 10876795), (2300, 8701436), (2636, 7592300), (3295, 6073840), (3301, 6062800), (4600, 4350718), (5272, 3796150), (6590, 3036920), (6602, 3031400), (9200, 2175359), (10544, 1898075), (13180, 1518460), (13204, 1515700), (15157, 1320400), (16475, 1214768), (16505, 1212560), (26360, 759230), (26408, 757850), (30314, 660200), (32950, 607384), (33010, 606280), (52720, 379615), (52816, 378925), (60628, 330100), (65900, 303692), (66020, 303140), (75785, 264080), (75923, 263600), (82525, 242512), (121256, 165050), (131800, 151846), (132040, 151570)]