51485070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18859}}^1$

素因数の和:18889

約数の個数: 64

約数和(自身を含む): 152087040

約数和(自身を除く): 100601970

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 18859, 37718, 56577, 94295, 113154, 132013, 188590, 245167, 264026, 282885, 396039, 490334, 565770, 660065, 735501, 792078, 1225835, 1320130, 1471002, 1716169, 1980195, 2451670, 3432338, 3677505, 3960390, 5148507, 7355010, 8580845, 10297014, 17161690, 25742535, 51485070]

約数ペア:

[(1, 51485070), (2, 25742535), (3, 17161690), (5, 10297014), (6, 8580845), (7, 7355010), (10, 5148507), (13, 3960390), (14, 3677505), (15, 3432338), (21, 2451670), (26, 1980195), (30, 1716169), (35, 1471002), (39, 1320130), (42, 1225835), (65, 792078), (70, 735501), (78, 660065), (91, 565770), (105, 490334), (130, 396039), (182, 282885), (195, 264026), (210, 245167), (273, 188590), (390, 132013), (455, 113154), (546, 94295), (910, 56577), (1365, 37718), (2730, 18859)]