64423479405

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{727}}^1\times {\mathrm{1279}}^1$

素因数の和:2194

約数の個数: 64

約数和(自身を含む): 107347968000

約数和(自身を除く): 42924488595

約数列:

[1, 3, 5, 15, 31, 93, 149, 155, 447, 465, 727, 745, 1279, 2181, 2235, 3635, 3837, 4619, 6395, 10905, 13857, 19185, 22537, 23095, 39649, 67611, 69285, 108323, 112685, 118947, 190571, 198245, 324969, 338055, 541615, 571713, 594735, 929833, 952855, 1624845, 2789499, 2858565, 3358013, 4649165, 5907701, 10074039, 13947495, 16790065, 17723103, 28824823, 29538505, 50370195, 86474469, 88615515, 138545117, 144124115, 415635351, 432372345, 692725585, 2078176755, 4294898627, 12884695881, 21474493135, 64423479405]

約数ペア:

[(1, 64423479405), (3, 21474493135), (5, 12884695881), (15, 4294898627), (31, 2078176755), (93, 692725585), (149, 432372345), (155, 415635351), (447, 144124115), (465, 138545117), (727, 88615515), (745, 86474469), (1279, 50370195), (2181, 29538505), (2235, 28824823), (3635, 17723103), (3837, 16790065), (4619, 13947495), (6395, 10074039), (10905, 5907701), (13857, 4649165), (19185, 3358013), (22537, 2858565), (23095, 2789499), (39649, 1624845), (67611, 952855), (69285, 929833), (108323, 594735), (112685, 571713), (118947, 541615), (190571, 338055), (198245, 324969)]