158289777772

素因数分解:

$2^2\times 7^2\times {\mathrm{191}}^1\times {\mathrm{997}}^1\times {\mathrm{4241}}^1$

素因数の和:5447

約数の個数: 72

約数和(自身を含む): 324321193728

約数和(自身を除く): 166031415956

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 191, 196, 382, 764, 997, 1337, 1994, 2674, 3988, 4241, 5348, 6979, 8482, 9359, 13958, 16964, 18718, 27916, 29687, 37436, 48853, 59374, 97706, 118748, 190427, 195412, 207809, 380854, 415618, 761708, 810031, 831236, 1332989, 1620062, 2665978, 3240124, 4228277, 5331956, 5670217, 8456554, 9330923, 11340434, 16913108, 18661846, 22680868, 29597939, 37323692, 39691519, 59195878, 79383038, 118391756, 158766076, 207185573, 414371146, 807600907, 828742292, 1615201814, 3230403628, 5653206349, 11306412698, 22612825396, 39572444443, 79144888886, 158289777772]

約数ペア:

[(1, 158289777772), (2, 79144888886), (4, 39572444443), (7, 22612825396), (14, 11306412698), (28, 5653206349), (49, 3230403628), (98, 1615201814), (191, 828742292), (196, 807600907), (382, 414371146), (764, 207185573), (997, 158766076), (1337, 118391756), (1994, 79383038), (2674, 59195878), (3988, 39691519), (4241, 37323692), (5348, 29597939), (6979, 22680868), (8482, 18661846), (9359, 16913108), (13958, 11340434), (16964, 9330923), (18718, 8456554), (27916, 5670217), (29687, 5331956), (37436, 4228277), (48853, 3240124), (59374, 2665978), (97706, 1620062), (118748, 1332989), (190427, 831236), (195412, 810031), (207809, 761708), (380854, 415618)]