66824875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 99066240

約数和(自身を除く): 32241365

約数列:

[1, 5, 13, 17, 25, 41, 59, 65, 85, 125, 205, 221, 295, 325, 425, 533, 697, 767, 1003, 1025, 1105, 1475, 1625, 2125, 2419, 2665, 3485, 3835, 5015, 5125, 5525, 7375, 9061, 12095, 13039, 13325, 17425, 19175, 25075, 27625, 31447, 41123, 45305, 60475, 65195, 66625, 87125, 95875, 125375, 157235, 205615, 226525, 302375, 325975, 534599, 786175, 1028075, 1132625, 1629875, 2672995, 3930875, 5140375, 13364975, 66824875]

約数ペア:

[(1, 66824875), (5, 13364975), (13, 5140375), (17, 3930875), (25, 2672995), (41, 1629875), (59, 1132625), (65, 1028075), (85, 786175), (125, 534599), (205, 325975), (221, 302375), (295, 226525), (325, 205615), (425, 157235), (533, 125375), (697, 95875), (767, 87125), (1003, 66625), (1025, 65195), (1105, 60475), (1475, 45305), (1625, 41123), (2125, 31447), (2419, 27625), (2665, 25075), (3485, 19175), (3835, 17425), (5015, 13325), (5125, 13039), (5525, 12095), (7375, 9061)]