80238496

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:474

約数の個数: 72

約数和(自身を含む): 176117004

約数和(自身を除く): 95878508

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 74, 104, 148, 169, 208, 296, 338, 401, 416, 481, 592, 676, 802, 962, 1184, 1352, 1604, 1924, 2704, 3208, 3848, 5213, 5408, 6253, 6416, 7696, 10426, 12506, 12832, 14837, 15392, 20852, 25012, 29674, 41704, 50024, 59348, 67769, 83408, 100048, 118696, 135538, 166816, 192881, 200096, 237392, 271076, 385762, 474784, 542152, 771524, 1084304, 1543048, 2168608, 2507453, 3086096, 5014906, 6172192, 10029812, 20059624, 40119248, 80238496]

約数ペア:

[(1, 80238496), (2, 40119248), (4, 20059624), (8, 10029812), (13, 6172192), (16, 5014906), (26, 3086096), (32, 2507453), (37, 2168608), (52, 1543048), (74, 1084304), (104, 771524), (148, 542152), (169, 474784), (208, 385762), (296, 271076), (338, 237392), (401, 200096), (416, 192881), (481, 166816), (592, 135538), (676, 118696), (802, 100048), (962, 83408), (1184, 67769), (1352, 59348), (1604, 50024), (1924, 41704), (2704, 29674), (3208, 25012), (3848, 20852), (5213, 15392), (5408, 14837), (6253, 12832), (6416, 12506), (7696, 10426)]