72947030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:861

約数の個数: 64

約数和(自身を含む): 152506368

約数和(自身を除く): 79559338

約数列:

[1, 2, 5, 10, 13, 23, 26, 31, 46, 62, 65, 115, 130, 155, 230, 299, 310, 403, 598, 713, 787, 806, 1426, 1495, 1574, 2015, 2990, 3565, 3935, 4030, 7130, 7870, 9269, 10231, 18101, 18538, 20462, 24397, 36202, 46345, 48794, 51155, 90505, 92690, 102310, 121985, 181010, 235313, 243970, 317161, 470626, 561131, 634322, 1122262, 1176565, 1585805, 2353130, 2805655, 3171610, 5611310, 7294703, 14589406, 36473515, 72947030]

約数ペア:

[(1, 72947030), (2, 36473515), (5, 14589406), (10, 7294703), (13, 5611310), (23, 3171610), (26, 2805655), (31, 2353130), (46, 1585805), (62, 1176565), (65, 1122262), (115, 634322), (130, 561131), (155, 470626), (230, 317161), (299, 243970), (310, 235313), (403, 181010), (598, 121985), (713, 102310), (787, 92690), (806, 90505), (1426, 51155), (1495, 48794), (1574, 46345), (2015, 36202), (2990, 24397), (3565, 20462), (3935, 18538), (4030, 18101), (7130, 10231), (7870, 9269)]