79687920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25541}}^1$

素因数の和:25570

約数の個数: 80

約数和(自身を含む): 266045472

約数和(自身を除く): 186357552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 25541, 51082, 76623, 102164, 127705, 153246, 204328, 255410, 306492, 332033, 383115, 408656, 510820, 612984, 664066, 766230, 996099, 1021640, 1225968, 1328132, 1532460, 1660165, 1992198, 2043280, 2656264, 3064920, 3320330, 3984396, 4980495, 5312528, 6129840, 6640660, 7968792, 9960990, 13281320, 15937584, 19921980, 26562640, 39843960, 79687920]

約数ペア:

[(1, 79687920), (2, 39843960), (3, 26562640), (4, 19921980), (5, 15937584), (6, 13281320), (8, 9960990), (10, 7968792), (12, 6640660), (13, 6129840), (15, 5312528), (16, 4980495), (20, 3984396), (24, 3320330), (26, 3064920), (30, 2656264), (39, 2043280), (40, 1992198), (48, 1660165), (52, 1532460), (60, 1328132), (65, 1225968), (78, 1021640), (80, 996099), (104, 766230), (120, 664066), (130, 612984), (156, 510820), (195, 408656), (208, 383115), (240, 332033), (260, 306492), (312, 255410), (390, 204328), (520, 153246), (624, 127705), (780, 102164), (1040, 76623), (1560, 51082), (3120, 25541)]