82211780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 206841600

約数和(自身を除く): 124629820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 59, 70, 74, 118, 140, 148, 185, 236, 259, 269, 295, 370, 413, 518, 538, 590, 740, 826, 1036, 1076, 1180, 1295, 1345, 1652, 1883, 2065, 2183, 2590, 2690, 3766, 4130, 4366, 5180, 5380, 7532, 8260, 8732, 9415, 9953, 10915, 15281, 15871, 18830, 19906, 21830, 30562, 31742, 37660, 39812, 43660, 49765, 61124, 63484, 69671, 76405, 79355, 99530, 111097, 139342, 152810, 158710, 199060, 222194, 278684, 305620, 317420, 348355, 444388, 555485, 587227, 696710, 1110970, 1174454, 1393420, 2221940, 2348908, 2936135, 4110589, 5872270, 8221178, 11744540, 16442356, 20552945, 41105890, 82211780]

約数ペア:

[(1, 82211780), (2, 41105890), (4, 20552945), (5, 16442356), (7, 11744540), (10, 8221178), (14, 5872270), (20, 4110589), (28, 2936135), (35, 2348908), (37, 2221940), (59, 1393420), (70, 1174454), (74, 1110970), (118, 696710), (140, 587227), (148, 555485), (185, 444388), (236, 348355), (259, 317420), (269, 305620), (295, 278684), (370, 222194), (413, 199060), (518, 158710), (538, 152810), (590, 139342), (740, 111097), (826, 99530), (1036, 79355), (1076, 76405), (1180, 69671), (1295, 63484), (1345, 61124), (1652, 49765), (1883, 43660), (2065, 39812), (2183, 37660), (2590, 31742), (2690, 30562), (3766, 21830), (4130, 19906), (4366, 18830), (5180, 15871), (5380, 15281), (7532, 10915), (8260, 9953), (8732, 9415)]