72188025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1511}}^1$

素因数の和:1551

約数の個数: 72

約数和(自身を含む): 149615424

約数和(自身を除く): 77427399

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 273, 325, 455, 525, 637, 735, 975, 1225, 1365, 1511, 1911, 2275, 3185, 3675, 4533, 6825, 7555, 9555, 10577, 15925, 19643, 22665, 31731, 37775, 47775, 52885, 58929, 74039, 98215, 113325, 137501, 158655, 222117, 264425, 294645, 370195, 412503, 491075, 687505, 793275, 962507, 1110585, 1473225, 1850975, 2062515, 2887521, 3437525, 4812535, 5552925, 10312575, 14437605, 24062675, 72188025]

約数ペア:

[(1, 72188025), (3, 24062675), (5, 14437605), (7, 10312575), (13, 5552925), (15, 4812535), (21, 3437525), (25, 2887521), (35, 2062515), (39, 1850975), (49, 1473225), (65, 1110585), (75, 962507), (91, 793275), (105, 687505), (147, 491075), (175, 412503), (195, 370195), (245, 294645), (273, 264425), (325, 222117), (455, 158655), (525, 137501), (637, 113325), (735, 98215), (975, 74039), (1225, 58929), (1365, 52885), (1511, 47775), (1911, 37775), (2275, 31731), (3185, 22665), (3675, 19643), (4533, 15925), (6825, 10577), (7555, 9555)]