15933014747975

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{709}}^1\times {\mathrm{2179}}^1\times {\mathrm{2441}}^1$

素因数の和:5365

約数の個数: 72

約数和(自身を含む): 21442394674800

約数和(自身を除く): 5509379926825

約数列:

[1, 5, 13, 25, 65, 169, 325, 709, 845, 2179, 2441, 3545, 4225, 9217, 10895, 12205, 17725, 28327, 31733, 46085, 54475, 61025, 119821, 141635, 158665, 230425, 368251, 412529, 599105, 708175, 793325, 1544911, 1730669, 1841255, 2062645, 2995525, 5318939, 7724555, 8653345, 9206275, 10313225, 20083843, 22498697, 26594695, 38622775, 43266725, 69146207, 100419215, 112493485, 132973475, 261089959, 292483061, 345731035, 502096075, 562467425, 898900691, 1305449795, 1462415305, 1728655175, 3771127751, 4494503455, 6527248975, 7312076525, 18855638755, 22472517275, 49024660763, 94278193775, 245123303815, 637320589919, 1225616519075, 3186602949595, 15933014747975]

約数ペア:

[(1, 15933014747975), (5, 3186602949595), (13, 1225616519075), (25, 637320589919), (65, 245123303815), (169, 94278193775), (325, 49024660763), (709, 22472517275), (845, 18855638755), (2179, 7312076525), (2441, 6527248975), (3545, 4494503455), (4225, 3771127751), (9217, 1728655175), (10895, 1462415305), (12205, 1305449795), (17725, 898900691), (28327, 562467425), (31733, 502096075), (46085, 345731035), (54475, 292483061), (61025, 261089959), (119821, 132973475), (141635, 112493485), (158665, 100419215), (230425, 69146207), (368251, 43266725), (412529, 38622775), (599105, 26594695), (708175, 22498697), (793325, 20083843), (1544911, 10313225), (1730669, 9206275), (1841255, 8653345), (2062645, 7724555), (2995525, 5318939)]