20199730750

素因数分解:

$2^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{13711}}^1$

素因数の和:13882

約数の個数: 64

約数和(自身を含む): 38811322368

約数和(自身を除く): 18611591618

約数列:

[1, 2, 5, 10, 25, 50, 71, 83, 125, 142, 166, 250, 355, 415, 710, 830, 1775, 2075, 3550, 4150, 5893, 8875, 10375, 11786, 13711, 17750, 20750, 27422, 29465, 58930, 68555, 137110, 147325, 294650, 342775, 685550, 736625, 973481, 1138013, 1473250, 1713875, 1946962, 2276026, 3427750, 4867405, 5690065, 9734810, 11380130, 24337025, 28450325, 48674050, 56900650, 80798923, 121685125, 142251625, 161597846, 243370250, 284503250, 403994615, 807989230, 2019973075, 4039946150, 10099865375, 20199730750]

約数ペア:

[(1, 20199730750), (2, 10099865375), (5, 4039946150), (10, 2019973075), (25, 807989230), (50, 403994615), (71, 284503250), (83, 243370250), (125, 161597846), (142, 142251625), (166, 121685125), (250, 80798923), (355, 56900650), (415, 48674050), (710, 28450325), (830, 24337025), (1775, 11380130), (2075, 9734810), (3550, 5690065), (4150, 4867405), (5893, 3427750), (8875, 2276026), (10375, 1946962), (11786, 1713875), (13711, 1473250), (17750, 1138013), (20750, 973481), (27422, 736625), (29465, 685550), (58930, 342775), (68555, 294650), (137110, 147325)]