156779835860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1\times {\mathrm{2393}}^1$

素因数の和:3105

約数の個数: 96

約数和(自身を含む): 342165648384

約数和(自身を除く): 185385812524

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 251, 310, 421, 502, 620, 842, 1004, 1255, 1684, 2105, 2393, 2510, 4210, 4786, 5020, 7781, 8420, 9572, 11965, 13051, 15562, 23930, 26102, 31124, 38905, 47860, 52204, 65255, 74183, 77810, 105671, 130510, 148366, 155620, 211342, 261020, 296732, 370915, 422684, 528355, 600643, 741830, 1007453, 1056710, 1201286, 1483660, 2014906, 2113420, 2402572, 3003215, 3275801, 4029812, 5037265, 6006430, 6551602, 10074530, 12012860, 13103204, 16379005, 18619933, 20149060, 31231043, 32758010, 37239866, 62462086, 65516020, 74479732, 93099665, 124924172, 156155215, 186199330, 252870703, 312310430, 372398660, 505741406, 624620860, 1011482812, 1264353515, 2528707030, 5057414060, 7838991793, 15677983586, 31355967172, 39194958965, 78389917930, 156779835860]

約数ペア:

[(1, 156779835860), (2, 78389917930), (4, 39194958965), (5, 31355967172), (10, 15677983586), (20, 7838991793), (31, 5057414060), (62, 2528707030), (124, 1264353515), (155, 1011482812), (251, 624620860), (310, 505741406), (421, 372398660), (502, 312310430), (620, 252870703), (842, 186199330), (1004, 156155215), (1255, 124924172), (1684, 93099665), (2105, 74479732), (2393, 65516020), (2510, 62462086), (4210, 37239866), (4786, 32758010), (5020, 31231043), (7781, 20149060), (8420, 18619933), (9572, 16379005), (11965, 13103204), (13051, 12012860), (15562, 10074530), (23930, 6551602), (26102, 6006430), (31124, 5037265), (38905, 4029812), (47860, 3275801), (52204, 3003215), (65255, 2402572), (74183, 2113420), (77810, 2014906), (105671, 1483660), (130510, 1201286), (148366, 1056710), (155620, 1007453), (211342, 741830), (261020, 600643), (296732, 528355), (370915, 422684)]