5200780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 11952864

約数和(自身を除く): 6752084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 241, 260, 332, 415, 482, 830, 964, 1079, 1205, 1660, 2158, 2410, 3133, 4316, 4820, 5395, 6266, 10790, 12532, 15665, 20003, 21580, 31330, 40006, 62660, 80012, 100015, 200030, 260039, 400060, 520078, 1040156, 1300195, 2600390, 5200780]

約数ペア:

[(1, 5200780), (2, 2600390), (4, 1300195), (5, 1040156), (10, 520078), (13, 400060), (20, 260039), (26, 200030), (52, 100015), (65, 80012), (83, 62660), (130, 40006), (166, 31330), (241, 21580), (260, 20003), (332, 15665), (415, 12532), (482, 10790), (830, 6266), (964, 5395), (1079, 4820), (1205, 4316), (1660, 3133), (2158, 2410)]