90081108

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2711}}^1$

素因数の和:2805

約数の個数: 72

約数和(自身を含む): 248766336

約数和(自身を除く): 158685228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1278, 1846, 2556, 2711, 2769, 3692, 5422, 5538, 8133, 8307, 10844, 11076, 16266, 16614, 24399, 32532, 33228, 35243, 48798, 70486, 97596, 105729, 140972, 192481, 211458, 317187, 384962, 422916, 577443, 634374, 769924, 1154886, 1268748, 1732329, 2309772, 2502253, 3464658, 5004506, 6929316, 7506759, 10009012, 15013518, 22520277, 30027036, 45040554, 90081108]

約数ペア:

[(1, 90081108), (2, 45040554), (3, 30027036), (4, 22520277), (6, 15013518), (9, 10009012), (12, 7506759), (13, 6929316), (18, 5004506), (26, 3464658), (36, 2502253), (39, 2309772), (52, 1732329), (71, 1268748), (78, 1154886), (117, 769924), (142, 634374), (156, 577443), (213, 422916), (234, 384962), (284, 317187), (426, 211458), (468, 192481), (639, 140972), (852, 105729), (923, 97596), (1278, 70486), (1846, 48798), (2556, 35243), (2711, 33228), (2769, 32532), (3692, 24399), (5422, 16614), (5538, 16266), (8133, 11076), (8307, 10844)]