209758850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 473112576

約数和(自身を除く): 263353726

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 71, 115, 142, 161, 175, 230, 322, 350, 355, 367, 497, 575, 710, 734, 805, 994, 1150, 1610, 1633, 1775, 1835, 2485, 2569, 3266, 3550, 3670, 4025, 4970, 5138, 8050, 8165, 8441, 9175, 11431, 12425, 12845, 16330, 16882, 18350, 22862, 24850, 25690, 26057, 40825, 42205, 52114, 57155, 59087, 64225, 81650, 84410, 114310, 118174, 128450, 130285, 182399, 211025, 260570, 285775, 295435, 364798, 422050, 571550, 590870, 599311, 651425, 911995, 1198622, 1302850, 1477175, 1823990, 2954350, 2996555, 4195177, 4559975, 5993110, 8390354, 9119950, 14982775, 20975885, 29965550, 41951770, 104879425, 209758850]

約数ペア:

[(1, 209758850), (2, 104879425), (5, 41951770), (7, 29965550), (10, 20975885), (14, 14982775), (23, 9119950), (25, 8390354), (35, 5993110), (46, 4559975), (50, 4195177), (70, 2996555), (71, 2954350), (115, 1823990), (142, 1477175), (161, 1302850), (175, 1198622), (230, 911995), (322, 651425), (350, 599311), (355, 590870), (367, 571550), (497, 422050), (575, 364798), (710, 295435), (734, 285775), (805, 260570), (994, 211025), (1150, 182399), (1610, 130285), (1633, 128450), (1775, 118174), (1835, 114310), (2485, 84410), (2569, 81650), (3266, 64225), (3550, 59087), (3670, 57155), (4025, 52114), (4970, 42205), (5138, 40825), (8050, 26057), (8165, 25690), (8441, 24850), (9175, 22862), (11431, 18350), (12425, 16882), (12845, 16330)]