20120780145

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1\times {\mathrm{1093}}^1$

素因数の和:1650

約数の個数: 64

約数和(自身を含む): 33744211200

約数和(自身を除く): 13623431055

約数列:

[1, 3, 5, 15, 29, 87, 101, 145, 303, 419, 435, 505, 1093, 1257, 1515, 2095, 2929, 3279, 5465, 6285, 8787, 12151, 14645, 16395, 31697, 36453, 42319, 43935, 60755, 95091, 110393, 126957, 158485, 182265, 211595, 331179, 457967, 475455, 551965, 634785, 1227251, 1373901, 1655895, 2289835, 3201397, 3681753, 6136255, 6869505, 9604191, 13281043, 16006985, 18408765, 39843129, 46254667, 48020955, 66405215, 138764001, 199215645, 231273335, 693820005, 1341385343, 4024156029, 6706926715, 20120780145]

約数ペア:

[(1, 20120780145), (3, 6706926715), (5, 4024156029), (15, 1341385343), (29, 693820005), (87, 231273335), (101, 199215645), (145, 138764001), (303, 66405215), (419, 48020955), (435, 46254667), (505, 39843129), (1093, 18408765), (1257, 16006985), (1515, 13281043), (2095, 9604191), (2929, 6869505), (3279, 6136255), (5465, 3681753), (6285, 3201397), (8787, 2289835), (12151, 1655895), (14645, 1373901), (16395, 1227251), (31697, 634785), (36453, 551965), (42319, 475455), (43935, 457967), (60755, 331179), (95091, 211595), (110393, 182265), (126957, 158485)]