156784004380

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1\times {\mathrm{98779}}^1$

素因数の和:100150

約数の個数: 48

約数和(自身を含む): 334904502240

約数和(自身を除く): 178120497860

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1301, 2602, 5204, 6505, 13010, 26020, 79361, 98779, 158722, 197558, 317444, 395116, 396805, 493895, 793610, 987790, 1587220, 1975580, 6025519, 12051038, 24102076, 30127595, 60255190, 120510380, 128511479, 257022958, 514045916, 642557395, 1285114790, 2570229580, 7839200219, 15678400438, 31356800876, 39196001095, 78392002190, 156784004380]

約数ペア:

[(1, 156784004380), (2, 78392002190), (4, 39196001095), (5, 31356800876), (10, 15678400438), (20, 7839200219), (61, 2570229580), (122, 1285114790), (244, 642557395), (305, 514045916), (610, 257022958), (1220, 128511479), (1301, 120510380), (2602, 60255190), (5204, 30127595), (6505, 24102076), (13010, 12051038), (26020, 6025519), (79361, 1975580), (98779, 1587220), (158722, 987790), (197558, 793610), (317444, 493895), (395116, 396805)]