156921407900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{120811}}^1$

素因数の和:121275

約数の個数: 72

約数和(自身を含む): 352345781760

約数和(自身を除く): 195424373860

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 419, 620, 775, 838, 1550, 1676, 2095, 3100, 4190, 8380, 10475, 12989, 20950, 25978, 41900, 51956, 64945, 120811, 129890, 241622, 259780, 324725, 483244, 604055, 649450, 1208110, 1298900, 2416220, 3020275, 3745141, 6040550, 7490282, 12081100, 14980564, 18725705, 37451410, 50619809, 74902820, 93628525, 101239618, 187257050, 202479236, 253099045, 374514100, 506198090, 1012396180, 1265495225, 1569214079, 2530990450, 3138428158, 5061980900, 6276856316, 7846070395, 15692140790, 31384281580, 39230351975, 78460703950, 156921407900]

約数ペア:

[(1, 156921407900), (2, 78460703950), (4, 39230351975), (5, 31384281580), (10, 15692140790), (20, 7846070395), (25, 6276856316), (31, 5061980900), (50, 3138428158), (62, 2530990450), (100, 1569214079), (124, 1265495225), (155, 1012396180), (310, 506198090), (419, 374514100), (620, 253099045), (775, 202479236), (838, 187257050), (1550, 101239618), (1676, 93628525), (2095, 74902820), (3100, 50619809), (4190, 37451410), (8380, 18725705), (10475, 14980564), (12989, 12081100), (20950, 7490282), (25978, 6040550), (41900, 3745141), (51956, 3020275), (64945, 2416220), (120811, 1298900), (129890, 1208110), (241622, 649450), (259780, 604055), (324725, 483244)]