15778826920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{124793}}^1$

素因数の和:124942

約数の個数: 64

約数和(自身を含む): 37063818000

約数和(自身を除く): 21284991080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 109, 116, 145, 218, 232, 290, 436, 545, 580, 872, 1090, 1160, 2180, 3161, 4360, 6322, 12644, 15805, 25288, 31610, 63220, 124793, 126440, 249586, 499172, 623965, 998344, 1247930, 2495860, 3618997, 4991720, 7237994, 13602437, 14475988, 18094985, 27204874, 28951976, 36189970, 54409748, 68012185, 72379940, 108819496, 136024370, 144759880, 272048740, 394470673, 544097480, 788941346, 1577882692, 1972353365, 3155765384, 3944706730, 7889413460, 15778826920]

約数ペア:

[(1, 15778826920), (2, 7889413460), (4, 3944706730), (5, 3155765384), (8, 1972353365), (10, 1577882692), (20, 788941346), (29, 544097480), (40, 394470673), (58, 272048740), (109, 144759880), (116, 136024370), (145, 108819496), (218, 72379940), (232, 68012185), (290, 54409748), (436, 36189970), (545, 28951976), (580, 27204874), (872, 18094985), (1090, 14475988), (1160, 13602437), (2180, 7237994), (3161, 4991720), (4360, 3618997), (6322, 2495860), (12644, 1247930), (15805, 998344), (25288, 623965), (31610, 499172), (63220, 249586), (124793, 126440)]