805123700

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{1303}}^1$

素因数の和:1521

約数の個数: 72

約数和(自身を含む): 1806467712

約数和(自身を除く): 1001344012

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 167, 185, 334, 370, 668, 740, 835, 925, 1303, 1670, 1850, 2606, 3340, 3700, 4175, 5212, 6179, 6515, 8350, 12358, 13030, 16700, 24716, 26060, 30895, 32575, 48211, 61790, 65150, 96422, 123580, 130300, 154475, 192844, 217601, 241055, 308950, 435202, 482110, 617900, 870404, 964220, 1088005, 1205275, 2176010, 2410550, 4352020, 4821100, 5440025, 8051237, 10880050, 16102474, 21760100, 32204948, 40256185, 80512370, 161024740, 201280925, 402561850, 805123700]

約数ペア:

[(1, 805123700), (2, 402561850), (4, 201280925), (5, 161024740), (10, 80512370), (20, 40256185), (25, 32204948), (37, 21760100), (50, 16102474), (74, 10880050), (100, 8051237), (148, 5440025), (167, 4821100), (185, 4352020), (334, 2410550), (370, 2176010), (668, 1205275), (740, 1088005), (835, 964220), (925, 870404), (1303, 617900), (1670, 482110), (1850, 435202), (2606, 308950), (3340, 241055), (3700, 217601), (4175, 192844), (5212, 154475), (6179, 130300), (6515, 123580), (8350, 96422), (12358, 65150), (13030, 61790), (16700, 48211), (24716, 32575), (26060, 30895)]