155113781780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1\times {\mathrm{154339}}^1$

素因数の和:156000

約数の個数: 48

約数和(自身を含む): 336456261120

約数和(自身を除く): 181342479340

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1621, 3242, 6484, 8105, 16210, 32420, 50251, 100502, 154339, 201004, 251255, 308678, 502510, 617356, 771695, 1005020, 1543390, 3086780, 4784509, 9569018, 19138036, 23922545, 47845090, 95690180, 250183519, 500367038, 1000734076, 1250917595, 2501835190, 5003670380, 7755689089, 15511378178, 31022756356, 38778445445, 77556890890, 155113781780]

約数ペア:

[(1, 155113781780), (2, 77556890890), (4, 38778445445), (5, 31022756356), (10, 15511378178), (20, 7755689089), (31, 5003670380), (62, 2501835190), (124, 1250917595), (155, 1000734076), (310, 500367038), (620, 250183519), (1621, 95690180), (3242, 47845090), (6484, 23922545), (8105, 19138036), (16210, 9569018), (32420, 4784509), (50251, 3086780), (100502, 1543390), (154339, 1005020), (201004, 771695), (251255, 617356), (308678, 502510)]