51221790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6857}}^1$

素因数の和:6953

約数の個数: 48

約数和(自身を含む): 134800848

約数和(自身を除く): 83579058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 83, 90, 166, 249, 415, 498, 747, 830, 1245, 1494, 2490, 3735, 6857, 7470, 13714, 20571, 34285, 41142, 61713, 68570, 102855, 123426, 205710, 308565, 569131, 617130, 1138262, 1707393, 2845655, 3414786, 5122179, 5691310, 8536965, 10244358, 17073930, 25610895, 51221790]

約数ペア:

[(1, 51221790), (2, 25610895), (3, 17073930), (5, 10244358), (6, 8536965), (9, 5691310), (10, 5122179), (15, 3414786), (18, 2845655), (30, 1707393), (45, 1138262), (83, 617130), (90, 569131), (166, 308565), (249, 205710), (415, 123426), (498, 102855), (747, 68570), (830, 61713), (1245, 41142), (1494, 34285), (2490, 20571), (3735, 13714), (6857, 7470)]