87965748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1861}}^1$

素因数の和:1985

約数の個数: 72

約数和(自身を含む): 241963176

約数和(自身を除く): 153997428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 101, 117, 156, 202, 234, 303, 404, 468, 606, 909, 1212, 1313, 1818, 1861, 2626, 3636, 3722, 3939, 5252, 5583, 7444, 7878, 11166, 11817, 15756, 16749, 22332, 23634, 24193, 33498, 47268, 48386, 66996, 72579, 96772, 145158, 187961, 217737, 290316, 375922, 435474, 563883, 751844, 870948, 1127766, 1691649, 2255532, 2443493, 3383298, 4886986, 6766596, 7330479, 9773972, 14660958, 21991437, 29321916, 43982874, 87965748]

約数ペア:

[(1, 87965748), (2, 43982874), (3, 29321916), (4, 21991437), (6, 14660958), (9, 9773972), (12, 7330479), (13, 6766596), (18, 4886986), (26, 3383298), (36, 2443493), (39, 2255532), (52, 1691649), (78, 1127766), (101, 870948), (117, 751844), (156, 563883), (202, 435474), (234, 375922), (303, 290316), (404, 217737), (468, 187961), (606, 145158), (909, 96772), (1212, 72579), (1313, 66996), (1818, 48386), (1861, 47268), (2626, 33498), (3636, 24193), (3722, 23634), (3939, 22332), (5252, 16749), (5583, 15756), (7444, 11817), (7878, 11166)]