31101990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 78630912

約数和(自身を除く): 47528922

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 53, 62, 93, 106, 155, 159, 186, 265, 310, 318, 465, 530, 631, 795, 930, 1262, 1590, 1643, 1893, 3155, 3286, 3786, 4929, 6310, 8215, 9465, 9858, 16430, 18930, 19561, 24645, 33443, 39122, 49290, 58683, 66886, 97805, 100329, 117366, 167215, 195610, 200658, 293415, 334430, 501645, 586830, 1003290, 1036733, 2073466, 3110199, 5183665, 6220398, 10367330, 15550995, 31101990]

約数ペア:

[(1, 31101990), (2, 15550995), (3, 10367330), (5, 6220398), (6, 5183665), (10, 3110199), (15, 2073466), (30, 1036733), (31, 1003290), (53, 586830), (62, 501645), (93, 334430), (106, 293415), (155, 200658), (159, 195610), (186, 167215), (265, 117366), (310, 100329), (318, 97805), (465, 66886), (530, 58683), (631, 49290), (795, 39122), (930, 33443), (1262, 24645), (1590, 19561), (1643, 18930), (1893, 16430), (3155, 9858), (3286, 9465), (3786, 8215), (4929, 6310)]