20651252010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1069}}^1\times {\mathrm{37879}}^1$

素因数の和:38975

約数の個数: 64

約数和(自身を含む): 52528953600

約数和(自身を除く): 31877701590

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 1069, 2138, 3207, 5345, 6414, 10690, 16035, 18173, 32070, 36346, 37879, 54519, 75758, 90865, 109038, 113637, 181730, 189395, 227274, 272595, 378790, 545190, 568185, 643943, 1136370, 1287886, 1931829, 3219715, 3863658, 6439430, 9659145, 19318290, 40492651, 80985302, 121477953, 202463255, 242955906, 404926510, 607389765, 688375067, 1214779530, 1376750134, 2065125201, 3441875335, 4130250402, 6883750670, 10325626005, 20651252010]

約数ペア:

[(1, 20651252010), (2, 10325626005), (3, 6883750670), (5, 4130250402), (6, 3441875335), (10, 2065125201), (15, 1376750134), (17, 1214779530), (30, 688375067), (34, 607389765), (51, 404926510), (85, 242955906), (102, 202463255), (170, 121477953), (255, 80985302), (510, 40492651), (1069, 19318290), (2138, 9659145), (3207, 6439430), (5345, 3863658), (6414, 3219715), (10690, 1931829), (16035, 1287886), (18173, 1136370), (32070, 643943), (36346, 568185), (37879, 545190), (54519, 378790), (75758, 272595), (90865, 227274), (109038, 189395), (113637, 181730)]